From: Dan Carpenter <error27@gmail.com>
Date: Mon, 4 Oct 2010 02:28:36 +0000 (+0000)
Subject: cls_u32: signedness bug
X-Git-Tag: v2.6.36-rc8~17^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e18b3edf71f5d4ad653e3c2ff6560878e965f96;p=pandora-kernel.git

cls_u32: signedness bug

skb_headroom() is unsigned so "skb_headroom(skb) + toff" is also
unsigned and can't be less than zero.  This test was added in 66d50d25:
"u32: negative offset fix"  It was supposed to fix a regression.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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